Finding the Third Proportional to 67,118 and 146,860

Step by Step Solution

1. Step 1: Write the proportion equation
   67,118 : 146,860 = 146,860 : x
2. Step 2: Convert to fraction form
   67,118/146,860 = 146,860/x
3. Step 3: Cross multiply
   67,118x = 146,860 × 146,860
4. Step 4: Simplify right side
   67,118x = 21,567,859,600
5. Step 5: Solve for x
   x = 21,567,859,600/67,118
6. Step 6: Final answer
   x = 321,342.41